Sql statement - Study guides, Class notes & Summaries

WGU D426 Objective Assessment (Latest 2024/ 2025 Update) Data Management Foundations | Questions and Verified Answers|100% Correct| Grade A Q: Data Type INT stores integer values. DECIMAL stores fractional numeric values. VARCHAR stores textual values. DATE stores year, month, and day. Q: Database Design Answer: Analysis Logical design Physical design Q: Analysis Phase, Conceptual Design, Entity-Relationship Modeling (Database Design) Answer: This phase speci...

Your company has been running several small applications in OCI and is planning a POC to deploy PSFT. If your existing resources are being maintained In the root compartment, what is the recommended approach for defining security for the upcoming POC ? - Create a new tenancy tor the POC. Provision all new resources Into the root compartment. Grant appropriate permissions to create and manage resources within the root compartment - Provision all new resources Into the root compartment. Grant...

WGU Question and answers already passed 2024 Section 2 An SQL ______ is a complete command composed of one or more clauses. A ______ groups SQL keywords like SELECT, FROM, and WHERE with table names like City, column names like Name, and conditions like Population > 100000 statement, clause The SQL language is divided into five sublanguages: Data Definition Language (DDL) defines the structure of the database. Data Query Language (DQL) retrieves data from the database. Data ...

PRE1 Questions with complete solution 2024 Data Management - Applications - D427 Create a data type with a positive value UNSIGNED Designating a foreign key in CREATE TABLE statement FOREIGN KEY (ColumnName) REFERENCES Tablename(ColumnName), Command to add a column to an existing table ALTER TABLE TableName ADD COLUMN ColumnName DATATYPE; SQL statement to create a view name Myview that contains X, Y, Z columns from the Maintable table. CREATE VIEW Myview AS SELECT X, ...

Data Management - Applications D427 - MYSQL - SQL Programing - Intermediate Level Exam Questions And Answers The Member table will have the following columns: ID—positive integer FirstName—variable-length string with up to 100 characters, MiddleInitial—fixed-length string with 1 character, LastName—variable-length string with up to 100 characters, DateOfBirth—date, AnnualPledge—positive decimal value representing a cost of up to $999,999, with 2 digits for cents, Write a...

CS 514 Final Exam Study Questions | Answered with complete solutions The analysis phase of database design includes which process? Specifying requirements that are not dependent on a specific database system. When data is produced and stored as numeric, textual, or visual information, it varies in _____. Format A database designer installs MySQL Community Edition to create a database. Which account does the designer use to gain full control of MySQL? Root What does a user that interacts with ...

Py4e: Chapter 15 Questions and Answers Already Passed What is a virtual table in SQLite? A table that is defined by a query and does not store data itself What is the purpose of the `CASE` statement in SQL? To provide conditional logic in SQL queries How do you count the number of rows in a table in SQL? By using the `COUNT()` aggregate function What does the `AS` keyword do in an SQL query? It assigns an alias to a table or column What is a correlated subquery in SQL? A sub...

Which requirement within large, complex databases ensures users have limited access to the database? Recovery Performance Authorization Confidentiality Authorization Which design type specifies database requirements without regard to a specific database system? Physical design Conceptual design Logical design Abstract design Conceptual design 3. What characterizes the rules of relational databases? -They are logical constraints that ensure the data is valid. -They are...

CNIT 272 Final Exam Questions and Answers Rated A A Primary Key having the fewest number of attributes to make it unique is called. Minimization If the child entity requires the primary key of the parent entity for its unique identity, then you create ______. Identifying Relationship If each child record has a unique identifier of its own, then the relationship is know as a _______. Non-Identifying Relationship Entities that have no foreign keys in their pk. Independent Entity Entities that...

Which three event types are supported for Autonomous Database? (Choose three) - Update IORM Begin -Maintenance Begin -Terminate End -Change Autoscaling Configuration Compartment -Change Compartment Begin - Correct Answer -Maintenance Begin* -Terminate End* -Change Compartment Begin* When in the SQL Monitoring tab the Performance Hub you see a clock icon in the status column, What does this mean? - the SQL statement is executing - The SQL statement did not complete either due to a...